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1. Oxford American Dictionary

   jumar

   • IPA[ˈjo͞omər]

   美式

   • n.
     a clamp that is attached to a fixed rope and automatically tightens when weight is applied and relaxes when it is removed.
   • v.
     climb with the aid of a jumar

   • verb: jumar, 3rd person present: jumars, gerund or present participle: jumaring, past tense: jumared, past participle: jumared

   • noun: jumar, plural noun: jumars

2. • 釋義

   n.

   名詞

   • 1. a clamp that is attached to a fixed rope and automatically tightens when weight is applied and relaxes when it is removed.

   v.

   動詞

   • 1. climb with the aid of a jumar the second climber jumars up the fixed rope
3. • 更多解釋

   jumar

   • IPA[ˈdʒuːmə]

   英式

   • n.
     a clamp that is attached to a fixed rope and automatically tightens when weight is applied and ...
   • v.
     climb with the aid of a jumar: the second climber jumars up the fixed rope

   Oxford Dictionary